package com.example.lanqiaodemo1.TestFour;

public class ClassA {
    String s1="abc";
}
class B extends ClassA{
    private String s2="hhh";
    public   void pp(){
        System.out.println(s1);
        System.out.println();
    }

    public static void main(String[] args) {
        B a = new B();
        a.pp();
    }
}
